<!--
@license
Copyright (c) 2014 The Polymer Project Authors. All rights reserved.
This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
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-->
<script>

  Base._addFeature({
    log: function() {
      var args = Array.prototype.slice.call(arguments, 0);
      args[0] = '[%s]: ' + args[0];
      args.splice(1, 0, this.localName);
      console.log.apply(console, args);
    }
  });

</script>
